Answers for "how to show item in padding when scrolling flutter"

flutter padding top and bottom

Padding(
 	padding: EdgeInsets.only(top: 10.0, bottom: 10.0),
    padding: EdgeInsets.symmetric(vertical: 10.0,),
    child: Text('Padding'),
  ),

padding flutter top

new Container(
    margin: const EdgeInsets.only(top: 10.0),
    child : new RaisedButton(
                onPressed: _submit,
                child: new Text('Login'),
              ),